Submission #597440

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
597440	2022-07-16T03:35:47 Z	1bin	ICC (CEOI16_icc)	C++14	Compilation error	0 ms	0 KB

icc

#include <bits/stdc++.h>
#include <icc.h>

using namespace std;

typedef long long ll;
#define all(v) v.begin(), v.end()
const int NMAX = 105;
int par[NMAX], a[NMAX], b[NMAX], sza, szb;
int find(int x){ return par[x] == -1 ? x : par[x] = find(par[x]);}
vector<int> v[NMAX];

void run(int n){
    memset(par, -1, sizeof(par));
    for(int i = 1; i <= n; i++) v[i].emplace_back(i);
    int sz = n;
    for(int i = 0; i < n - 1; i++, sz--){
        vector<int> arr;
        for(int i = 1; i <= n; i++)
            if(par[i] == -1) arr.emplace_back(i);
        for(int bit = 0; 1 << bit < sz; bit++){
            for(int j = 0; j < sz; j++){
                if(j & (1 << bit)) {
                    for(auto& x : v[j]) a[sza++] = x;
                }
                else{
                    for(auto& x : v[j]) b[szb++] = x;
                }
            }
            if(query(sza, szb, a, b)){
                int l = 0, r = sza - 1, m, x, y;
                while(l < r){
                    m = (l + r) >> 1;
                    if(query(m - l + 1, szb, a + l, b)) r = m;
                    else l = m + 1;
                }
                x = a[l];
                l = 0; r = szb - 1;
                while(l < r){
                    m = (l + r) >> 1;
                    if(query(sza, m - l + 1, a, b + l)) r = m;
                    else l = m + 1;
                }
                y = b[l];
                setRoad(x, y);
                x = find(x); y = find(y);
                if(v[x].size() < v[y].size()) swap(x, y);
                for(int & t : y) v[x].emplace_back(t);
                par[y] = x;
                break;
            }
        }
    }
    return;
}

Compilation message

icc.cpp: In function 'void run(int)':
icc.cpp:48:31: error: 'begin' was not declared in this scope; did you mean 'std::begin'?
   48 |                 for(int & t : y) v[x].emplace_back(t);
      |                               ^
      |                               std::begin
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from icc.cpp:1:
/usr/include/c++/10/valarray:1224:5: note: 'std::begin' declared here
 1224 |     begin(const valarray<_Tp>& __va)
      |     ^~~~~
icc.cpp:48:31: error: 'end' was not declared in this scope; did you mean 'std::end'?
   48 |                 for(int & t : y) v[x].emplace_back(t);
      |                               ^
      |                               std::end
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from icc.cpp:1:
/usr/include/c++/10/valarray:1244:5: note: 'std::end' declared here
 1244 |     end(const valarray<_Tp>& __va)
      |     ^~~